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56885000851 = 773111320941
BaseRepresentation
bin110100111110100111…
…000011101010010011
312102211102011110020101
4310332213003222103
51413000030011401
642044350553231
74052443346350
oct647647035223
9172742143211
1056885000851
11221411110a8
12b036808817
1354972b0023
142a78cb3627
15172e045101
hexd3e9c3a93

56885000851 has 8 divisors (see below), whose sum is σ = 65901997664. Its totient is φ = 48090646080.

The previous prime is 56885000839. The next prime is 56885000873. The reversal of 56885000851 is 15800058865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56885000851 - 25 = 56885000819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56885004851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55659960 + ... + 55660981.

It is an arithmetic number, because the mean of its divisors is an integer number (8237749708).

Almost surely, 256885000851 is an apocalyptic number.

56885000851 is a deficient number, since it is larger than the sum of its proper divisors (9016996813).

56885000851 is a wasteful number, since it uses less digits than its factorization.

56885000851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111321021.

The product of its (nonzero) digits is 384000, while the sum is 46.

The spelling of 56885000851 in words is "fifty-six billion, eight hundred eighty-five million, eight hundred fifty-one", and thus it is an aban number.

Divisors: 1 7 73 511 111320941 779246587 8126428693 56885000851